Page 41 of 213
40 Audio
Audio main menu
Press.
The Audio main menu appears.
If one of the Audio submenus appears:
Press the Back soft key as often as
necessary until the Audio main
menu appears;
or
Press again.Various audio sources can be selected in
the Audio main menu.
Selectable soft keys
Radio soft key
Station settings for WB, FM, and AM
wavebands appear (
page 42),
CD soft key or MP3 soft key
The Single CD main menu (
page 53)
or the MP3 main menu (
page 58) ap-
pears,
CDC soft key
The CD changer main menu appears
(
page 75),
AUX soft key
Facilitates operation of an external au-
dio source (
page 83).
Calling up the Audio main menui
The CD, MP3 or CDC soft key is available
only if a CD is loaded in the appropriate
compartment.
The Satellite Radio menu is accessed
by pressing (
page 85).
Page 42 of 213
41 Audio
Audio main menu
Switching the mute function ON:
Press .
The system is switched to mute.
Switching the mute function OFF:
Press again;
or
Turn the rotary control located on
the COMAND control unit;
or
Pressæ or ç on the multifunc-
tion steering wheel.
The audio source heard is the one se-
lected before the mute function was
activated.
Mute functioni
The mute function is still activated if
COMAND is switched OFF and then ON
again.
The mute function switches OFF if an-
other audio source is selected.
The audio is briefly muted shortly after
the opening or closing of the retract-
able hardtop has begun.
Page 43 of 213
42 Audio
Radio operation
Open the Audio main menu
(
page 40).
Press the Radio soft key.
The Radio main menu appears. The sta-
tion last tuned to will begin to play.
In this example:
Weather Band
Channel 1 = current station
Press the FM/AM soft key in the Radio
main menu.
The main menu for either the FM or AM
waveband appears. The station last
tuned to will begin to play.
Safety instructions
WarningG
In order to avoid distraction which could
lead to an accident, the driver should enter
system settings with the vehicle at a stand-
still and operate the audio system only when
road, weather and traffic conditions permit.
Bear in mind that at a speed of just 30 mph
(approximately 50 km/h), your vehicle is
covering a distance of 44 feet (approximate-
ly 14 m) every second.
Switching to Radio mode
Switching wavebands
Page 44 of 213
43 Audio
Radio operation
The waveband is indicated in the center
of the status bar.
In this example:
FM = FM waveband
1 = selected station is stored on
preset 1 (
page 49).The following options are available:
Tuning via station search(page 44)
Tuning via station presets (page 44)
Tuning via Autostore presets
(
page 45)
Tuning via scan search (page 46)
Manual tuning (page 46)
Tuning via direct frequency input
(
page 47)
i
The wavebands cover different fre-
quency ranges:
FM broadcast band:
FM (VHF = very high frequency)
87.7 - 107.9 MHz
Tuning increments 0.2 MHz
i
AM broadcast band:
MW (medium wave)
530 - 1710 kHz
Tuning increments 10 kHz
WB waveband:
WB (Weather Band)
162.400 - 162.550 MHz
Tuning increments = 1 channel
Tuning to a FM/AM station
Page 45 of 213

44 Audio
Radio operation
Tuning via station search
On COMAND control unit
Switch to the desired FM or AM wave-
band (
page 42).
Press or .
The next receivable ascending frequen-
cy is tuned in and begins to play;
or
Press or .
The next receivable descending fre-
quency is tuned in and begins to play.On multifunction steering wheel
Switch the multifunction display in the
instrument cluster to the Radio display
(
page 27).
Pressj.
The next receivable ascending frequen-
cy is tuned in and begins to play;
or
Pressk.
The next receivable descending fre-
quency is tuned in and begins to play.
Tuning via station presets
Ten presets each are available for FM and
AM. The presets are accessed using the
number keypad, or via the Presets menu.Accessing via number keypad:
Switch to the desired waveband
(
page 42).
Press one of the number keys
- .
The system tunes to the station stored
under this number.
Accessing via Presets menu:
Switch to the desired waveband
(
page 42).
Press the Presets soft key.
The Presets menu appears.
Page 46 of 213
45 Audio
Radio operation
Use , , or to choose a
preset and press;
or
Press one of the number keys
- .
The system tunes to the station stored
under this number.Tuning via Autostore presets
The Autostore function allows placing of
stations into the presets sorted by recep-
tion quality (
page 50).
The system will store the station with the
strongest signal in preset 1.
Ten presets each are available for FM and
AM.
Switch to the desired waveband
(
page 42).
Press the Autost. soft key.
The Autostore preset list appears. It
can take several seconds until all fre-
quencies are displayed.
Use , , or to choose a
preset and press;
or
Press one of the number keys
- .
The system tunes to the station stored
under this number.
Page 47 of 213

46 Audio
Radio operation
Tuning via scan search
Scan search is characterized as follows:
Scan search performs two runs.
During the first run, stations with ex-
tremely good reception are played.
During the second run, stations with
weaker reception are played.
Scan search plays each receivable sta-
tion for approx. 8 seconds.
Scan search can be ended manually.
Scan search automatically stops at the
station listened to before the scan
search was started.Starting scan search
Switch to the desired waveband
(
page 42).
Press the Scan soft key.
Scanning begins.
Ending Scan search manually
Press the Scan soft key again.Manual tuning
Switch to the desired waveband
(
page 42).
Press or for at least 2
seconds to scroll up or down.
Manual tuning is activated.
Keep the button pressed or release it
and keep tapping or in
quick succession.
The frequency will change by the tuning
increments for the respective wave-
band each time one of the buttons is
pressed or for as long as a button is
pressed and held.
Manual tuning is deactivated if no but-
ton is pressed for approx. 3 seconds.
Page 48 of 213
47 Audio
Radio operation
Tuning via direct frequency input
Entry example:
98.5 MHz in FM waveband
Switch to the FM waveband
(
page 42).
Press.
The frequency input display appears.
The frequency range of the FM wave-
band is shown.
Press the number buttons in
succession:, , and .
Each number entered appears in the
display.
The system tunes to the frequency en-
tered (in this example: 98.5 Mhz)
and
switches back to the FM menu
.
i
Manual tuning is also possible in all
wavebands by pressingor.
The frequency will change by the tuning
increments for the respective wave-
band each time one of the buttons is
pressed.
Frequency increments for manual
tuning:
FM 0.2 MHz
AM 10 kHz
i
Entries outside the frequency range are
not possible.
Within the AM waveband, the input is
restricted to frequencies within the re-
spective frequency increment, which
is10 kHz.
The system will select the nearest valid
frequency if a frequency outside the
frequency increment is entered.